A process for recovery of lithium ions from a lithium-bearing brine, the process comprising: contacting the lithium-bearing brine with a lithium ion adsorbent based on orthosilicate. The lithium ion adsorbent is a de-lithiated form of: Li.sub.2X.sub.1-y-zY.sub.yZ.sub.zSiO.sub.4, where y and z together=0 to 1 and X, Y and Z are each Fe, Mg, Ca, Ni, Mn, Co, Zn, Cu, Ti, V, Sr or Zr.

The present invention relates to monolithic bodies, uses thereof and processes for the preparation thereof. Certain embodiments of the present invention relate to the use of a monolithic body in the preparation of a radioactive substance, for example a radiopharmaceutical, as part of a microfluidic flow system and a process for the preparation of such a monolithic body.

A manufacturing process that includes spray-drying a liquid composition based on liquid residues derived from a chemical extraction of clinker to form a material with a high specific surface area. Also, a material based on clinker residues having a high specific surface area ranging from 200 m.sup.2.g.sup.−1 to 900 m.sup.2.g.sup.−1 and a mesopore size ranging from 2 nm to 50 nm. Further, the use of a material having a high specific surface area for the absorption of pollutants species.

Sorbent material sheets provide for enhanced performance in vapor adsorbing applications over conventional canisters and other emissions control equipment. The sorbent material sheets can be formed as part of a small, lightweight canister, or can be integrated into a fuel tank. The sorbent material sheets can also be used as part of an onboard refueling vapor recovery system to control volatile organic compound emissions from fuel tanks of gasoline vehicles, such as automobiles.

Coating compositions and methods for using the same are disclosed. The coating compositions can include an aminosilica adsorbent. The coating compositions can adsorb CO.sub.2.

The present disclosure relates to systems and methods of making ammonia using stable ammonia absorbents. The system and method for producing ammonia, comprises a reactor comprising a catalyst that converts at least a portion of nitrogen feed gas and at least a portion of hydrogen feed gas to ammonia (NH3) forming a reaction mixture comprising the ammonia, unreacted nitrogen, and unreacted hydrogen. An absorber configured to selectively absorb ammonia from the reaction mixture at a temperature of about 180 deg. C. to 330 deg. C. and a pressure of about 1-20 bar, the absorber comprising a solid absorbent. Preferably the solid absorbent is at least one metal halide and a solid support. The unabsorbed ammonium, the unreacted nitrogen, and unreacted hydrogen gas are recycled to the reactor.

An adsorbent system including a body having or defining a channel therein, wherein the body is configured to be coupled to a humidity-controlled environment such that a first end of the channel is in selective fluid communication with the ambient environment and such that a second end of the channel is in fluid communication with said humidity-controlled environment. The system further includes an adsorbent material in the channel, wherein the channel and adsorbent material are configured such that inlet fluid flowing from the first end to the second end through the channel is flowable over the adsorbent material, and such that outlet fluid flowing from the second end to the first end is flowable over a majority of the adsorbent material that is flowable over by the inlet fluid. The system also includes a valve system positioned at or adjacent to or in fluid communication with the first end of the channel.

A zeolite molded article includes 100 parts by weight of zeolite, 35 parts by weight or more and 70 parts by weight or less of clay, 5 parts by weight or more and 40 parts by weight or less of a silica sol and 0.5 parts by weight or more and 10 parts by weight or less of a water-soluble sodium salt, having an abrasion resistance of 90% or more, an angle of repose of 40° or less, an aerated bulk density on the surface of the zeolite molded article of 0.5 kg/L or more, and a sphericity of the zeolite molded article of 1 or more and 3 or less. The zeolite contains at least one type of zeolite having Si/Al.sub.2 of 10 or more and 100,000 or less and a moisture adsorption amount of 10 (g/100 g) or less at 25° C. under a relative pressure of 0.5.

To provide a PTP blister sheet exhibiting a high adsorption effect over prolonged periods, and a PTP blister pack formed from it. A PTP blister sheet having at least a gas barrier layer and an odor adsorption layer, wherein the odor adsorption layer comprises a heat-sealable resin containing an odor adsorption agent, and the odor adsorption agent is formed by a chemical adsorption agent supported on an inorganic porous body, and a PTP blister pack formed from it.

The present disclosure includes compositions and methods for filtering a liquid, e.g., water. The compositions herein may include a filter aid comprising a filter medium and packaging having at least one water-soluble portion. When the filter aid is introduced into the liquid to be filtered, the water-soluble portion(s) may dissolve or otherwise degrade in order to expose the filter medium to the liquid.